Year 400 (CD) was a leap year starting on Sunday (link will display the full calendar) of the Julian calendar. In the Roman Empire, it was known as the...

The 400 metres, or 400-meter dash, is a sprint event in track and field competitions. It has been featured in the athletics programme at the Summer Olympics...

The 400 metres hurdles is a track and field hurdling event. The event has been on the Olympic athletics programme since 1900 for men and since 1984 for...

States. A 400-mile race was also run at the track in November 1963. The race distance was 400 miles until 1976 when it was shortened to 249 miles (400 kilometers)...

The Hollywood Casino 400 is a 400.5-mile (644.5 km) NASCAR Cup Series stock car race held at Kansas Speedway in Kansas City, Kansas. This race is the second...

The Brickyard 400 (currently known for sponsorship reasons as the Brickyard 400 presented by PPG) is an annual NASCAR Cup Series points race held at the...

sponsors over the years and the 2022 event was known as the FireKeepers Casino 400. Chris Buescher is the defending winner of the race. 1969, 2001, 2006, 2015...

The 4 × 400 metres relay or long relay is an athletics track event in which teams consist of four runners who each complete 400 metres or one lap. It...

U.S. Route 400 (US 400) is a 481.306-mile-long (774.587 km) mostly east–west U.S. Highway, commissioned in 1994. The highway's western terminus is in...

Georgia State Route 400 (SR 400; commonly known as Georgia 400) is a freeway and state highway in the U.S. state of Georgia serving parts of Metro Atlanta...